baber/WOPTO huggingface dataset:
Patent JP-2002355786-A (JP)
Title: Clamp mechanism and clamp device for electronic part
Inventor: ISOGAI TAKEYOSHI
IPC: H05K13/04
Filed: 2001-05-30
Abstract: PROBLEM TO BE SOLVED: To provide a clamp device that can mount an electronic part on a circuit substrate without moving the electronic part and with high positional accuracy even under a high speed operation, when a viscous fluid such as adhesive and molten solder is applied to the circuit substrate, by employing a clamp mechanism that presses a top face and a corner portion of the electronic part when holding it and cancels the function of pressing the top face and the corner portion first when releasing the electronic part. SOLUTION: The clamp mechanisms 25 to 28 comprise a combination from fingers 21 and 22 that comprise respective jaws 1 and 3 comprising respective clamp surfaces 1a and 3a and a jaw surface 1b with a projection 1c or an inclined jaw surface 3b, and an inclined support part 2 of an elastic body; and fingers 5 and 6 that have respective clamp surfaces 5a and 6a and respective inclined jaw surfaces 5b and 6b. The clamp device 30 comprises any of the clamp mechanisms, a linear movement mechanism 10 comprising a linear motor or the like, and a spring 16 as a buffer.
Patent JP-2002357740-A (JP)
Title: External housing
Inventor: MATSUMOTO SHINICHI
IPC: G02B6/38
Filed: 2001-05-31
Abstract: PROBLEM TO BE SOLVED: To further ensure and strengthen engagement between an optical receptacle housing and an optical connector housing. SOLUTION: The external housing is provided for fixing an optical connector housing engaged with an optical receptacle housing, and is equipped with a cover part that covers the outside of the optical connector housing and an inserting part that is insertable into the restraining receptacle of the optical receptacle housing. The external housing has a positioning part that comes into contact with the rear outer circumference of the optical connector housing and that can control the movement of the connector housing in the crossing two axial directions. It also has a screw hole so as to be screwed down to the optical receptacle housing.
Patent JP-2002361394-A (JP)
Title: Mold for molding semisolidified iron-based alloy
Inventor: TSUCHIYA MASAYUKI
IPC: C22C9/06
Filed: 2001-06-01
Abstract: PROBLEM TO BE SOLVED: To provide a mold for molding a semisolidified iron-based alloy, excellent in thermal conductivity as a matter of course, provided with sufficient mechanical strength, and capable of effectively preventing the contamination of a surface oxide film of the semisolidified iron-cased alloy being a filling material into a cavity. SOLUTION: In the mold for molding the semisolidified iron-based alloy disposed with a sculp gate in the vicinity of a filling port of the mold cavity, at least a pair of the molds forming the cavity and the sculp gate are made to be of a copper alloy provided with both the thermal conductivity of 120 W/(m.K) or more and the hardness of 180 HB or more, and on each of part or all face of the inner face of the pair of the mold, the surface of the sculp gate and the inner face of the injection port, a cermet layer, wherein an Ni- group alloy coated with a discharge film is made to be an intermediate layer, and thereon at least one kind selected among Co, Cu, Cr and Ni coated by the discharge film is contained, is coated.
Patent JP-2002365583-A (JP)
Title: Reflecting mirror for light beam scanner, and manufacturing method therefore
Inventor: HAYASHI TAKAYUKI
IPC: G02B26/10
Filed: 2001-06-05
Abstract: PROBLEM TO BE SOLVED: To form a reflecting surface layer having high surface precision, by depositing a plated layer on a surface of a mirror substrate and grinding the plated layer and thereby to form a reflecting mirror which enables optical scanning at a high speed and high precision to be performed of a nontoxic material. SOLUTION: The mirror substrate 11 constituting the reflecting mirror 10 is formed of a magnesium alloy which is a material having light weight and rigidity durable to operation and the reflecting surface layer 12 is formed on a surface of the mirror substrate 11. As the reflecting surface layer 12, a plated layer is formed by nickel-phosphor plating or nickel-phosphor-boron plating which is hard material with hardness >=500 Hv Vickers hardness, and then the plated layer is subjected to grinding processing of high precision to set to 30 to 20 μm thickness. Thereby the reflecting mirror 10 as a whole will not become heavy-weight and the plated layer as a reflecting surface having high surface precision of <=0.4 λreflects laser beams in the precise direction.
Patent JP-2002362998-A (JP)
Title: Method and device for producing silicon carbide single crystal
Inventor: SUGIYAMA NAOHIRO
IPC: C30B29/36
Filed: 2001-06-06
Abstract: PROBLEM TO BE SOLVED: To provide a method and a device for producing a silicon carbide single crystal, by which deposition of the silicon carbide single crystal at inappropriate places other than the growth end surface of the growing crystal can be suppressed, and the growth of the growing crystal for a long time is possible, and a manufacturing device for the silicon carbide single crystal. SOLUTION: A pedestal 3 for supporting a substrate crystal 7 formed from a silicon carbide single crystal is placed in a reaction vessel 2 having a cylindrical peripheral wall 20. The silicon carbide single crystal is grown on the substrate crystal 7 by supplying a silicon containing gas 81, a carbon containing gas 82 and a carrier gas 83 toward the substrate crystal 7 supported by the pedestal 3, and at the same time, the excess silicon containing gas 81, the excess carbon containing gas 82 and the exess carrier gas 83 are discharged through between the pedestal 3 and the peripheral wall 20.  An etching gas of etching silicon carbide is introduced to the neighborhood of the periphery of the interface 37 of the substrate crystal 7 and the pedestal 3 and the neighborhood of the periphery of growing end surface 750 of growing crystal 75 of the silicon carbide single crystal grown on the substrate crystal 7.
Patent JP-2002364714-A (JP)
Title: Planetary reduction gear
Inventor: SHIMIZU YUKIHARU
IPC: F16H1/28
Filed: 2001-06-06
Abstract: PROBLEM TO BE SOLVED: To provide planetary reduction gear 20 that can produce a high reduction gear ratio via fewer component parts by combining a planetary gear mechanism 21 with a magical planetary gear mechanism 22. SOLUTION: The planetary gear mechanism 21 comprises a first sun gear 12, a first planet gear 6, a stationary internal gear 11 and a carrier 2. The magical planetary gear mechanism 22 comprises a second sun gear 8, a second planet gear 7, the stationary internal gear 11 and a rotary internal gear 9. Because of speed reduction with an at least two-stage combination of the planetary gear mechanism 21 and the magical planetary gear mechanism 22, the planetary reduction gear 20 can produce a high reduction gear ratio via fewer component parts, so that the reduction gear clan be reduced in size, reduced in weight and reduced in manufacturing cost.
Patent JP-2002361367-A (JP)
Title: Mounting method for casting core and device therefor
Inventor: WATANABE TAKAO
IPC: B22C9/10
Filed: 2001-06-07
Abstract: PROBLEM TO BE SOLVED: To automatically and accurately set a core in a casting mold and enable the productivity to be enhanced effectively. SOLUTION: The mounting device 10 is provided with an adsorption mechanism 54 adsorbing and holding one tip part 42a of a skirting board 42 of a core 32, a clamp mechanism 58 holding the other tip side of the core 32, and a pressurizing mechanism 56 which makes a joining part 108 partly join to the other tip part 42b of the skirting board 42 through a inserting mechanism 24, and thereafter presses the one tip part 42a of the skirting board 42 to make the other tip part 42b join the whole joining part 108.
Patent JP-2002364151-A (JP)
Title: Stop edge for siding board
Inventor: SUZUKI MASAJI
IPC: E04F19/02
Filed: 2001-06-08
Abstract: PROBLEM TO BE SOLVED: To restrain a wall surface below a window sash after reformed, from being soiled with rainwater from the window sash while improving workability. SOLUTION: This stop edge for a siding board for reforming fixed to an existing exterior wall along the lower edge part of a window sash to fix the upper edge part of the siding board disposed on the lower side of the window sash, to the existing exterior wall, comprises a base member fixed to the existing exterior wall, and a cap member that can be engaged with the base member to clamp-fix the upper edge part of the siding board in cooperation with the base member. The cap member is provided with a draining part extending down outward when the upper edge part of the siding board is fixed to the existing exterior wall.
Patent JP-2002082439-A (JP)
Title: Positive type radiation sensitive composition and method for producing resist pattern using the same
Inventor: NIO HIROYUKI
IPC: C08F20/42
Filed: 2001-06-12
Abstract: PROBLEM TO BE SOLVED: To obtain a high sensitivity positive type radiation sensitive composition having such resolution as to enable a sub-quarter micron patterning. SOLUTION: The positive type radiation sensitive composition contains a) a compound having a carboxyl group protected by an acid releasable group of formula (1) (where R1 and R2 are each an aromatic ring and R3 and R4 are each H, an alkyl, substituted alkyl, cycloalkyl, aryl or substituted aryl) and b) an acid generating agent which generates an acid when irradiated with radiation. The method for producing a resist pattern using the composition is also provided.
Patent JP-2002370100-A (JP)
Title: Cleaning method for rivers, lakes and marshes or the like and cleaning system therefor
Inventor: YAMASHITA AKIHIKO
IPC: C02F11/12
Filed: 2001-06-13
Abstract: PROBLEM TO BE SOLVED: To provide a cleaning method for cleaning a polluted slurry of rivers, lakes and marshes or the like as a whole at a low cost within a short period of time. SOLUTION: The cleaning method includes a suction step for sucking the polluted slurry consisting of sludge accumulated on the bottom of rivers, lakes and marshes or the like and upper layer water above the sludge by piping, a flocculant mixing step for adding an inorganic flocculant to the polluted slurry sucked in the suction step to mix both of them, a sedimentation step for subjected the mixture obtained in the flocculant mixing step to sedimentation treatment to separate the same into treated water sludge, a discharge step for discharging treated water to rivers, lakes and marshes or the like and a soil-dressing-on-farm-land regeneration step for solidifying sludge to regenerate the same as soil dressing on farm land.
Patent JP-2002374337-A (JP)
Title: Portable terminal equipment
Inventor: KIKUCHI HIDEO
IPC: H04M1/725
Filed: 2001-06-13
Abstract: PROBLEM TO BE SOLVED: To further improve operability. SOLUTION: When a battery cover 9 provided in an openable state on a back surface 2C of a casing case 2 is opened, the case 2 is supported from the back surface 2C of the case 2 by the cover 9. Thus, a user views the displaying surface of a display part 4 provided on a front face 2B of the case 2 nearly from the front face to easily watch various kinds of information displayed on the part 4. Thus, this portable terminal is improved in the operability.
Patent JP-2002374100-A (JP)
Title: Electronic component mounting apparatus and cassette control device
Inventor: SATO HIROSHI
IPC: H05K13/02
Filed: 2001-06-14
Abstract: PROBLEM TO BE SOLVED: To provide a cassette control device in which quick processing can be expected even when the number of cassettes is increased as the number of nozzles sucking an electronic component increases and an operating unit of current processing capacity is used. SOLUTION: A storage means 18 having a storage area where the program of operation mode of each cassette is set for each nozzle is provided. Based on a command 17 inputted depending on the content of mounting, an operating means 19 extracts a specific program required for executing operation of a specific operation mode from a specified area provided in the storage means 18 in correspondence with a specific nozzle being used and operates a specific cassette according to the specific program.
Patent JP-2002372897-A (JP)
Title: Image forming device
Inventor: NOMURA YUJIRO
IPC: G03G15/01
Filed: 2001-06-14
Abstract: PROBLEM TO BE SOLVED: To improve image quality by reducing the driving torque of an image carrier so that a bearing part may be hard to be deteriorated by wear. SOLUTION: The image forming device is equipped with a gear train where image carrier gears 51 fixed at the ends of monochrome toner image carriers 21 arranged severally with respect to a driven and rotated intermediate transfer belt 13 and driving gears 52 arranged between the gears 51 and driving the image carrier on a downstream side are arranged in a line, and abutting members 21 abutting on the toner image carriers. The motive power transmitting direction F1 from the gear 52 on an upstream side out of the gears 52 positioned on both sides of the gear 51 and the direction of reaction R1 from the gear 52 on a downstream side are made opposite to the direction of force Fr2 acting on the image carrier by the abutting member.  The center of rotation 52a of the gear 52 is arranged at a position other than on a line SL linking the centers of rotation 51a of the gears 51 with each other. At least the image carrier 21 and the gear 51 are unitized.
Patent JP-2002372382-A (JP)
Title: Temperature control method in high frequency heating
Inventor: KAMIYA YASUNORI
IPC: H05B6/06
Filed: 2001-06-15
Abstract: PROBLEM TO BE SOLVED: To enhance temperature control accuracy of a work, i.e., a steel band sprayed with powder, when the temperature of the work is controlled by the atmospheric temperature at the time of high frequency heating. SOLUTION: When an work 7 including a steel band is subjected to high frequency heating with an output controlled not lower than the Curie point of the steel band while traveling in a heating furnace at a controlled speed, light radiated from the work 7 is received by a radation thermometer 12 and the temperature is measured. The measured temperature is compared with a reference temperature (3) and the high frequency output is corrected depending on the temperature difference (2).
Patent JP-2002063548-A (JP)
Title: Handwritten character recognizing method
Inventor: OYAMA HARUNOBU
IPC: G06K9/62
Filed: 2001-06-18
Abstract: PROBLEM TO BE SOLVED: To provide a handwritten character recognizing method which can accurately segment even obliquely handwritten characters and handwritten characters having narrow character intervals and recognize the handwritten characters in an arbitrary line together at a time according to the segmentation result. SOLUTION: Strokes which are smaller in distance, obtained by evaluating the distance between strokes constituting stroke groups according to a predetermined relational expression, than a threshold for temporary combination are combined and the stroke groups are divided into character elements. Then, the circumscribed rectangle of each character element is found and the maximum height or minimum width of the circumscribed rectangle is estimated as the standard character size of a handwritten character; and character elements having parameters, representing the relation between adjacent character elements in a space of the estimated standard character size, smaller than the threshold for temporary combination are combined, character elements are divided into character element sets, and the character recognition of the character element set is carried out by using a dictionary.
Patent JP-2003004952-A (JP)
Title: Structure for fixing optical fiber
Inventor: SHINOZAKI ATSUSHI
IPC: G02B6/00
Filed: 2001-06-20
Abstract: PROBLEM TO BE SOLVED: To provide a structure for fixing a optical fiber, a structure that can suppress failure of adhesive hardening and maintain an improved fixed state of the optical fiber for a long period. SOLUTION: Optical fiber fixing parts 2 are formed at positions spaced in the longitudinal direction of an optical fiber 1, and optical fiber inserting grooves 3 are formed on the upper side of the fixing parts 2. The optical fiber 1 is put in the inserting grooves 3 of the fixing parts 2 placed on both sides of the fiber grating-formed region 6 of the optical fiber 1, and is fixed with an adhesive. Lids 4 are provided above the optical fiber inserting grooves 3, and the optical fiber 1 is fixed with the adhesive 13 in the area surrounded by the lid 4 and the inserting groove 3.
Patent JP-2003000944-A (JP)
Title: Game apparatus, arcade game machine, game execution method and program
Inventor: OKAMOTO SATORU
IPC: A63F13/792
Filed: 2001-06-21
Abstract: PROBLEM TO BE SOLVED: To offer players novel playing potentiality which makes a fusion of one game scheme related to increase or decrease in game values a medal game machine or the like has and another possessed by games which have developed according to the operation of characters by players. SOLUTION: The players can use magic cards for knocking down monsters existing in dungeons. A ROM of game units has magic card name data and a data area recorded corresponding to data for expense of using cards necessary for the use of the magic cards. When a player selects a magic card to be used by operating an operation lever and an operation button, a main board of the game units recognizes the name of the magic card. As a result, the main board 10 reads out the data for the expense of using the card corresponding to the magic card name data in the data area. A processing is made to decrease the portion of points equivalent to the data for the expense of using the card from the point data recorded in a RAM 16 obtained by paying a currency.
Patent JP-2003012610-A (JP)
Title: Optically active compound and liquid crystal composition containing the same
Inventor: NORISUE YASUMASA
IPC: G02F1/13
Filed: 2001-06-26
Abstract: PROBLEM TO BE SOLVED: To obtain a chiral dopant having large HTP and expressing shortening of the pitch of an induced helix depending on a temperature rise. SOLUTION: This optically active compound is expressed by general formula (1) [wherein (m) and (n) each express an integer of 4-8; A is selected from a group of structural formulae consisting of -Ph-COO-, -COO-Ph-, and -OOC-Np- COO- (-Ph- expresses 1,4-phenylene; -Np- expresses 2,6-naphthylene); C* expresses an asymmetric carbon].
Patent JP-2003014785-A (JP)
Title: Waveform display device and data processing method
Inventor: SAITO HIROYUKI
IPC: G01R13/20
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To provide a waveform display device which can store waveform information and panel setting information with arbitrary file names and display comment information on a screen. SOLUTION: This waveform display device has a waveform storage part 4 which stores a digital waveform file and an internal storage part 9 which previously stores related information of the file; and the file-related information corresponding to the file which is read out of the internal storage part and selected is stored in the waveform storage part while related to the file and displayed on the screen where the digital waveform is displayed.  The file-related information is generated outside and stored in the internal storage part through a storage medium, formed of one or both of storage file names and comment information corresponding to respective files, and composed of a list wherein digital waveforms are arrayed in the order of display on the screen, and the file-related information is read out in the order of the list and automatically related to the files of the digital waveforms which are displayed in order.
Patent JP-2003014705-A (JP)
Title: Damage evaluation method for metal material
Inventor: SHIMIZU MASATSUGU
IPC: G01N29/11
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To provide a damage evaluation method for a metal material in which a flaw very smaller than that in a conventional ultrasonic flaw detection method can be detected and by which a damage degree at the inside can be evaluated directly. SOLUTION: In the method in which the flaw of the metal material is evaluated, a reflection echo height due to the flaw at the inside of the metal material is detected by using a phase array method, the detected reflection echo height is collated with data corresponding to a preliminarily derived echo height and to a creep void number density, the creep void number density corresponding to the detected reflection echo height is found, and a creep damage amount in the metal material is found on the basis of the creep void number density in the metal material by using a database in which the creep void number density is made to correspond to the creep damage amount.
Patent JP-2003017802-A (JP)
Title: Method and device for inspecting wavelength of optical semiconductor laser
Inventor: ONO HARUYOSHI
IPC: G01M11/00
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To shorten the time required for inspecting many semiconductor lasers. SOLUTION: The oscillation wavelength of a semiconductor laser is tuned to a prescribed target wavelength, by acquiring a corrected wavelength coefficient of replacing the fundamental wavelength coefficient of the laser from the variations in wavelength changing item for changing the wavelength of the laser and the ratio between an actually measured wavelength, which varies depending on the changes of the wavelength changing item and a target wavelength. In this case, the corrected wavelength coefficient is first found once, and thereafter, the tuning is conducted, based on the first found corrected wavelength coefficient, without finding corrected wavelength coefficients one after another.
Patent JP-2002069128-A (JP)
Title: Method of sulfonation
Inventor: KLIPPER REINHOLD DR
IPC: B01J39/26
Filed: 2001-07-04
Abstract: PROBLEM TO BE SOLVED: To provide a method of sulfonation for a large porous bead polymer and a monodisperse gel type bead polymer whereby the improved osmotic pressure and the mechanical stability, which are required to conform with the current standard, are given to a sulfonated product. SOLUTION: The invention relates to a method for producing an ion exchanger of large porous and strong-acid, or strong-acid and monodisperse gel type, especially the exchanger of large porous and monodisperse, large porous and heterodisperse, or monodisperse gel type by effecting each polymer with a sulfuric acid stepwise through cycles with making the concentration gradient, a cation exchanger produced by the method and use of the same.
Patent JP-2003037217-A (JP)
Title: Agent and method for surface processing metal welding ball
Inventor: YU CHOKI
IPC: H01L23/12
Filed: 2001-07-04
Abstract: PROBLEM TO BE SOLVED: To provide an agent and method for surface processing, a metal welding ball preventing blackening. SOLUTION: The method comprises the steps of dissolving a special material in normal hexane solvent under room temperature, adjusting it to an appropriate temperature, dipping a certain screen cylinder in the solvent, blow-drying the solvent applied to the surface of the screen cylinder by hot air, filling the metal welding ball in the cylinder, and sending it to stem plating machine, blowing normal hexane steam to the screen cylinder under appropriate temperature, and blow-roasting the metal welding ball to avoid blackening of the ball, improving the phenomenon of failure in welding or ball loss due to blackish metal welding ball due to conventional ball grid array method.